Simplify futility equation

[stockfish] / src / thread.h

diff --git a/src/thread.h b/src/thread.h
index 114769d2fa19a355ec0de44c7f75801534b59316..c11d17873df5621ed4892ddbce016332ef55e24c 100644 (file)
--- a/src/thread.h
+++ b/src/thread.h
@@ -59,7 +59,7 @@ public:
 
   Pawns::Table pawnsTable;
   Material::Table materialTable;
-  size_t pvIdx, pvLast;
+  size_t pvIdx, pvLast, shuffleExts;
   int selDepth, nmpMinPly;
   Color nmpColor;
   std::atomic<uint64_t> nodes, tbHits, bestMoveChanges;